<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <form action="http://127.0.0.1:3000/reg" method="post">
    账号:
    <input type="text" name="zhanghao"><br>
    密码:
    <input type="password" name="pass"><br>
    再次输入密码:
    <input type="password" name="again"><br>
    <input type="submit" value="注册">
</form>
</body>
</html>